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Last active August 29, 2015 14:18
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Ruby CheatSheet
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README.md

Ruby Tools

# lookup for `INSTALLATION DIRECTORY` and `GEM PATHS` env variables
gem env

# install from local gem repository
gem install --local path_to_gem/filename.gem

# Interactive ruby shell
irb
#or
irb <filename>

Managing Gems Using Bundler

bundle init

# update your `Gemfile`

bundle install
# this will create `Gemfile.lock` that keeps a snapshot of all gems' versions

Ruby file IO

Publishing your Gem

Reference

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